# GSDSP MagicFusion vs Prism MIDI Sequencer

The clearest difference is price: Prism MIDI Sequencer at $19.99 against GSDSP MagicFusion's $29.99. Prism MIDI Sequencer also leads on update cadence (every 2 weeks vs every 5 weeks) and ratings volume (33 vs 4). GSDSP MagicFusion's advantage is in-app purchases (none vs 5) and review sentiment (100% vs 86%). On ads and device support there is nothing between them.

GSDSP MagicFusion costs $29.99 and Prism MIDI Sequencer $19.99 up front. Prism MIDI Sequencer sells 5 one-off in-app purchases. GSDSP MagicFusion asks for nothing beyond the download.

GSDSP MagicFusion holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Prism MIDI Sequencer has 33 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of GSDSP MagicFusion's written reviews are positive against 86% of Prism MIDI Sequencer's.

GSDSP MagicFusion ships an update every 5 weeks, Prism MIDI Sequencer every 2 weeks. The most recent releases landed on September 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | GSDSP MagicFusion | Prism MIDI Sequencer |
| --- | --- | --- |
| Price | $29.99 | **$19.99** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/gsdsp-magicfusion/id6446889003/reviews)** | [4.8 (33 ratings)](https://appshunter.io/ios/app/prism-midi-sequencer/id6502302630/reviews) |
| Number of ratings | 4 | **33** |
| Positive reviews | **100.0% of reviews** | 85.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 68 MB | 55 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gustav Scholda](https://appshunter.io/developer/1642323227) | [Tyler Quatraro](https://appshunter.io/developer/1724470298) |

## What reviewers say

### GSDSP MagicFusion

[App page](https://appshunter.io/ios/app/gsdsp-magicfusion/id6446889003)

This advanced audio effect plugin offers precise spectral fusion and multi-curve vocoding. It allows users to extract spectral characteristics from one audio source and apply them to another, enabling detailed transformations from subtle shading to extreme effects.

**Highlights:** Multi-curve spectral vocoding, Frequency-domain processing, Independent fusion amounts per frequency, Dynamic response control, Formant shifting, AUv3 audio effect plugin

**Features:** Vision Pro support

**In-app purchases:** none


### Prism MIDI Sequencer

[App page](https://appshunter.io/ios/app/prism-midi-sequencer/id6502302630)

This app is a powerful 16-track MIDI step sequencer designed for iOS devices. It allows users to create complex musical patterns with high resolution, elastic timing, and per-step control. It integrates with external synths and samplers, offering extensive features for melody, harmony, and drum sequencing.

**Highlights:** 16-track AUv3 MIDI step sequencer, High resolution and elastic timing, Per-step control and step FX, Scale modes and flow modes for tonal tracks, 16 mini-sequencers per drum track, LFOs, arpeggiator, and generative tools, Scene and mute profile performance modes

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LFO Extension | $4.99 | one-time |
| Step FX | $4.99 | one-time |
| Multi-Sequencer  Tone Tracks | $4.99 | one-time |
| Launchkey Mini MK4 Control | $4.99 | one-time |
| Euclidean Sequencer Extension | $4.99 | one-time |


## Frequently asked questions

### Is GSDSP MagicFusion free?

GSDSP MagicFusion costs $29.99, with no in-app purchases.

### Is Prism MIDI Sequencer free?

Prism MIDI Sequencer costs $19.99, and also offers in-app purchases.

### Which has better reviews, GSDSP MagicFusion or Prism MIDI Sequencer?

GSDSP MagicFusion is rated higher. GSDSP MagicFusion averages 5.0 out of 5 from 4 ratings, while Prism MIDI Sequencer averages 4.8 from 33 ratings.

### Do GSDSP MagicFusion or Prism MIDI Sequencer have ads?

Neither GSDSP MagicFusion nor Prism MIDI Sequencer shows ads.

### Which is updated more often, GSDSP MagicFusion or Prism MIDI Sequencer?

GSDSP MagicFusion ships an update every 5 weeks, and Prism MIDI Sequencer every 2 weeks. Most recently, GSDSP MagicFusion was updated on September 22, 2026 and Prism MIDI Sequencer on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*